Model 357 Vishay Spectrol 7 / (22.2 mm) Conductive Plastic 8 Potentiometer, Bushing Mount Type FEATURES 7/8 diameter single turn Compact size, advanced design technology RoHS COMPLIANT Offer a cost effective solution to your potentiometer requirements Suitable model for all industrial applications ELECTRICAL SPECIFICATIONS PARAMETER Resistance Standard range, 1 k to 50 k STANDARD SPECIAL TO Tolerance 20 % 10 % STANDARD SPECIAL Linearity (Independent) 2.0 % 1.0 % Output Smoothness 0.1 % maximum TCR 600 ppm/C maximum Power Rating 1.0 W at 70 C derated to 0 W at 125 C Electrical Travel 340 3 End Voltage 0.5 % maximum Dielectric Withstanding Voltage 1000 V , 60 Hz RMS Insulation Resistance 1000 M, 500 V DC MECHANICAL SPECIFICATIONS PARAMETER Rotation 360 continuous (optional mechanical stops 340 3) Mounting 3/8 - 32 UNEF - 2A Operating Torque Maximum Starting and running 3.68 mNm (0.5 oz. - in) Shaft Tolerance Maximum Runout 0.13 mm (0.005 ) End Play 0.25 mm (0.010 ) Radial Play 0.13 mm (0.005 ) Weight 17.5 g (0.62 oz.) ORDERING INFORMATION/DESCRIPTION 357 B 0 10K 20 % A BO50 0 P 22 e4 OHMIC TOLERANCE MODEL STYLE FEATURES LINEARITY PACKAGING SHAFT TYPE LEAD VALUE ON OHMIC VALUE Shaft diameter Non turn pin and Box of 50 Bushing 0 0 = 6.0 mm or Finish continuous rotation pieces 1 = 6.35 (1/4 ) Shaft type P = plain No non turn pin and 1 S = slotted FMF continuous rotation 10 % (from Mounting From 1K X: 2 % or face) to 50 K A: 1 % 20 % Range from 12 Non turn pin, with 2 mm to 75 mm in 1 stops on rotation mm increments No non turn pin 3 with stops on rotation SAP PART NUMBERING GUIDELINES 357B 2 203 M X B25 1S22 TOLERANCE MODEL FEATURES OHMIC VALUE LINEARITY PACKAGING SHAFT TYPE ON OHMIC VALUE 203 = 20K M: 20 %/K: 10 % X: 2 % Box of 50 Pieces Document Number: 57059 For technical questions, contact: sfer vishay.com www.vishay.com Revision: 15-Nov-07 21Model 357 7 Vishay Spectrol / (22.2 mm) Conductive Plastic 8 Potentiometer, Bushing Mount Type DIMENSIONS in millimeters 6.35 mm SHAFT VERSION 22.0 (FMF) MOUNTING SURFACE 9.3 8.8 0.4 x 45 1.5 90.0 3.2 0.8 0.7 Vishay 1.6 HOUSING REAR LID MARKINGS ON MARKINGS ON THIS FACE THIS FACE 6.0 mm SHAFT VARIATION: METRIC 10.3 2 CW 3 1 SCHEMATIC TOLERANCES: LINEAR 0.50 ANGULAR 2 ENVIRONMENTAL SPECIFICATIONS MARKING Vibration 15 g, 10 to 2000 Hz Shock 50 g Manufacturers name and model number, Load Life 1000 h Unit resistance value and tolerance, linearity Storage Temperature Range - 55 C to + 125 C Indentification specification date code and terminal identification Life 5 000 000 shaft revolutions Materials: Housing: Thermoplastic housing Bushing: Brass, nickel plated Rear Lid: Alumina RESISTANCE VALUE Shaft: Stainless steel Terminals: Turret type, solder plated Bushing Mount Hardware Ohms 1K, 2K, 5K, 10K, 20K, 50K Lockwasher Internal Tooth: Steel, nickel plated Panel Nut: Brass nickel plated www.vishay.com For technical questions, contact: sfer vishay.com Document Number: 57059 22 Revision: 15-Nov-07 R 45 1.56 22.2 9.5 3 / - 32 UNEF - 2A 8 6.35 8.2 + 0.0 + 0.0 6.00 - 0.05 6.35 - 0.05 0.8 7.92